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प्रश्न
Magnets are used in _______ for generating electricity.
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उत्तर
Magnets are used in dynamos for generating electricity.
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संबंधित प्रश्न
State two properties of a bar magnet ?
Write true or false of the following statement.
Magnetic keeper is a wooden piece.
Write true or false of the following statement.
Copper cannot be magnetised.
Answer the following.
Why is it not possible to isolate a single magnetic pole?
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Why are E and F placed in contact with the poles of the magnets as shown in the diagram?
Draw a clearly labelled diagram, to show how a steel bar is magnetised by a divided touch method. A written description is not required.
Give scientific reason:
Two steel needles hanging from the lower end of a vertical bar magnet do not hang vertically.
The south pole of a bar magnet and the north pole of a U-shaped magnet will _______.
What is the connection between electricity and magnetism?
